VDC SLA Annex
Additional Terms for Virtual Data Centre - SLAs
CONTENTS
1 Introduction ... 2
2 Infrastructure Service Level Objectives ... 2
2.1 Availability Calculation: ... 2
3 Compute Platform ... 2
3.1 Availability Service Level ... 2
3.1.1 Availability Objectives ... 2
3.1.2 Service Unavailability ... 2
3.1.3 Calculation of Service Credits ... 2
4 EBS Storage Platform ... 3
4.1 Availability Service Level ... 3
4.1.1 Availability Objectives ... 3
4.1.2 Service Unavailability ... 3
4.1.3 Calculation of Service Credits ... 3
4.2 Snapshot Recovery Service Level ... 3
4.2.1 Recovery Time Objective ... 3
4.2.2 Recovery Time Failure ... 3
4.2.1 Calculation of Service Credits ... 3
5 VDC Managed Service ... 4
5.1 Limits of Service Credits ... 4
5.2 Response Time Service Level ... 4
5.2.1 Response Time Objectives ... 4
5.2.2 Response Time Failure ... 4
5.2.3 Calculation of Service Credits ... 4
5.3 Service Compliance Level ... 5
5.3.1 Service Compliance Objectives ... 5
5.3.2 SLO Failure... 5
5.3.3 Calculation of Service Credits ... 5
5.4 Backup Service Level ... 6
5.4.1 Backup Objective ... 6
5.4.2 Recovery Time Failure ... 6
5.4.3 Calculation of Service Credits ... 6
5.5 Recovery Service Level ... 6
5.5.1 Recovery Time Objective ... 6
5.5.2 Recovery Time Failure ... 6
VDC SLA Annex
Additional Terms for Virtual Data Centre - SLAs
1 INTRODUCTION
This Service Level Agreement for Interoute VDC Services (โSLAโ) is made by Interoute in connection with, and is a part of, the Agreement. This SLA applies to the following VDC Component Services as listed in the Rate Card:
a. Compute platform; b. EBS storage platform; c. VDC Managed
2 INFRASTRUCTURE SERVICE LEVEL OBJECTIVES
2.1 Availability Calculation:
Interoute uses the following formula to calculate monthly Availability:
๐ด๐ฃ๐๐๐๐๐๐๐๐๐ก๐ฆ ๐๐ % =(๐๐๐๐ข๐ก๐๐ ๐๐ ๐๐๐๐กโ๐๐ฆ ๐ ๐๐ฃ๐๐๐ค ๐๐๐๐๐๐ โ ๐๐๐๐ฃ๐๐๐ ๐๐๐๐ฃ๐๐๐๐๐๐๐๐๐ก๐ฆ)๐๐๐๐ข๐ก๐๐ ๐๐ ๐๐๐๐กโ๐๐ฆ ๐ ๐๐ฃ๐๐๐ค ๐๐๐๐๐๐ For the purpose of Availability measurement, Service Unavailability excludes any Planned Outage.
3 COMPUTE PLATFORM
3.1 Availability Service Level
3.1.1 Availability Objectives
Service Availability SLO
Compute platform Availability 99.99%
3.1.2 Service Unavailability
The compute platform Component Service is considered to be Unavailable where bi-directional network traffic over supported protocols such as UDP and TCP cannot be established between Virtual Machines operating on the compute platform in two Zones and network IP addresses outside of those Zones.
3.1.3 Calculation of Service Credits
Service Credits are calculated for the Monthly Review Period according to the following calculation. ๐๐๐๐ฃ๐๐๐ ๐ถ๐๐๐๐๐ก =
VDC SLA Annex
Additional Terms for Virtual Data Centre - SLAs
4 EBS STORAGE PLATFORM
4.1 Availability Service Level
4.1.1 Availability Objectives
Service Availability SLO
EBS storage 99.99%
EBS Protected Storage 99.99%
EBS Mirrored Storage 99.99%
4.1.2 Service Unavailability
The EBS Storage Component Service is considered to be Unavailable where Data cannot be read from or written to the EBS storage platform by Virtual Machines in two Zones.
4.1.3 Calculation of Service Credits
Service Credits are calculated for the Monthly Review Period according to the following calculation. ๐๐๐๐ฃ๐๐๐ ๐ถ๐๐๐๐๐ก =
๐๐๐๐๐๐ก๐๐ ๐๐๐๐ฃ๐๐๐ ๐ ๐๐ ๐๐ข๐๐๐ ๐๐ข๐๐๐ก๐๐ก๐ฆ โ ๐๐ข๐๐๐๐ ๐๐ โ๐๐ข๐๐ ๐๐ข๐ก๐๐๐ (๐๐ข๐๐ ๐๐ ๐๐๐๐ก) โ 300% Where the Service Level falls below the SLO target, Service Credits will be offered in the form of Service Resources for the affected VDC Component Service and credited for future use without incurring charges for the credited amount.
4.2 Snapshot Recovery Service Level
4.2.1 Recovery Time Objective
In the event that a service needs an emergency recovery of a snapshot, the service will have the following Recovery Time Objective.
EBS Snapshots Recovery Time SLO
EBS Storage Not applicable/None
EBS Protected Storage 4 hours
EBS Mirrored Storage 4 hours
4.2.2 Recovery Time Failure
The Recovery Time Objective is considered breached where Interoute fails to restore a retained snapshot within the SLO.
VDC SLA Annex
Additional Terms for Virtual Data Centre - SLAs
5 VDC MANAGED SERVICE
5.1 Limits of Service Credits
Service Credits for managed services are limited to 50% of the monthly Charges for the VDC Managed Service.
5.2 Response Time Service Level
Interoute shall respond to all Tickets in accordance with the response times specified in the table set out below:
5.2.1 Response Time Objectives
Priority Response Time SLO
Priority 1 (Critical) 1 hour
Priority 2 (Major) 2 hours
Priority 3 (Minor) 4 hours
Priority 4 (Requests) 2 Working Days
5.2.2 Response Time Failure
The Response Time Objective is considered breached where the Customer Contact Centre has not contacted the Customer or taken action against an Incident within the SLO.
5.2.3 Calculation of Service Credits
Service Credits are calculated on a monthly basis. In the event that Interoute fails to achieve the SLO, Interoute will credit a percentage of the Charges for the equivalent VDC Managed rate (as specified on the Order) for a single VM associated with the failed SLO for the Monthly Review Period:
Priority Credits
Priority 1 (Critical) 70%
Priority 2 (Major) 30%
Priority 3 (Minor) 10%
VDC SLA Annex
Additional Terms for Virtual Data Centre - SLAs
5.3 Service Compliance Level
Interoute shall ensure systems are compliant with the following Service Level Objectives:
5.3.1 Service Compliance Objectives
Service Compliance Item SLO
Security and critical patches compliant with the software vendorโs published and relevant patches 2 weeks Anti-Virus signatures compliant with the software vendorโs published and relevant signatures 72 hours
5.3.2 SLO Failure
The SLO is considered breached where the Service is not compliant with the target.
5.3.3 Calculation of Service Credits
Service Credits are calculated on a monthly basis. In the event that Interoute fails to achieve the SLO, Interoute will credit a percentage of the Charges for the equivalent VDC Managed rate (as specified on the Order) for each VM associated with the failed SLO for the Monthly Review Period:
Service Compliance Item Credits
VDC SLA Annex
Additional Terms for Virtual Data Centre - SLAs
5.4 Backup Service Level
5.4.1 Backup Objective
Backup Service Successful Backup Completion SLO
Standard Backup 95%
5.4.2 Recovery Time Failure
The Backup is considered successful where the monthly backup report showing the number of successful and unsuccessful backups states it as such.
Should a scheduled backup be restarted for any reason, this restarted backup will count towards the percentage if successful, but will not count if unsuccessful.
5.4.3 Calculation of Service Credits
Service Credits are calculated on a monthly basis. In the event that Interoute fails to achieve the SLO, Interoute will credit the Charges for the equivalent Utility backup storage volume for the Virtual Machine associated with the failed SLO for the Monthly Review Period.
5.5 Recovery Service Level
5.5.1 Recovery Time Objective
In the event that a service needs an emergency restore from backup, the service will have the following Recovery Time Objective.
Backup Service Recovery Time SLO
Standard Backup 2 hours + 1 hour per 50 GB recovered
5.5.2 Recovery Time Failure
The Recovery Time Objective is considered breached where Interoute fails to restore a retained, successfully completed backup within the RTO.
5.5.3 Calculation of Service Credits
VDC SLA Annex
Additional Terms for Virtual Data Centre - SLAs
APPENDIX A - EXAMPLE SERVICE CREDIT CALCULATIONS
EXAMPLE 1 Scenario
โข The Service consists of 10 servers, each with 2vCPU, 4GB RAM, 100GB of vDisk storage. โข The Availability SLO is 99.99%.
โข The Monthly Review period is for a month of 30 days. โข The Component Services were Unavailable for 6 hours.
Availability calculation
๐ด๐ฃ๐๐๐๐๐๐๐๐๐ก๐ฆ ๐๐ % =(๐๐๐๐ข๐ก๐๐ ๐๐ ๐๐๐๐กโ๐๐ฆ ๐ ๐๐ฃ๐๐๐ค ๐๐๐๐๐๐ โ ๐๐๐๐ฃ๐๐๐ ๐๐๐๐ฃ๐๐๐๐๐๐๐๐๐ก๐ฆ)๐๐๐๐ข๐ก๐๐ ๐๐ ๐๐๐๐กโ๐๐ฆ ๐ ๐๐ฃ๐๐๐ค ๐๐๐๐๐๐
99.17% =((30 ๐๐๐ฆ๐ โ 24 โ๐๐ข๐๐ โ 60 ๐๐๐๐ข๐ก๐๐ ) โ (6 hours โ 60 minutes))(30 ๐๐๐ฆ๐ โ 24 โ๐๐ข๐๐ โ 60 ๐๐๐๐ข๐ก๐๐ )
As the Availability target was missed (99.17% instead of 99.99%) Service Credits are applicable.
Credit calculation
๐๐๐๐ฃ๐๐๐ ๐ถ๐๐๐๐๐ก = affected Service Resource quantity โ ๐๐๐๐ข๐ก๐๐ ๐๐ ๐๐ข๐ก๐๐๐ (๐๐ข๐๐ ๐๐ ๐๐๐๐ก) โ 300%
a. Service Credit for affected vCPU Service Resource in Service Resource Minutes ๐๐๐๐๐ ๐๐ช๐ท๐ผ ๐๐๐๐๐๐๐ = 2vCPU โ 10 โ 6 โ๐๐ข๐๐ โ 60 ๐๐๐๐ข๐ก๐๐ โ 300%
b. Service Credit for affected RAM Service Resource in Service Resource Minutes ๐๐๐๐๐ ๐ฎ๐ฉ ๐น๐จ๐ด ๐๐๐๐๐๐๐ = 4GB RAM โ 10 โ 6 โ๐๐ข๐๐ โ 60 ๐๐๐๐ข๐ก๐๐ โ 300%
c. Service Credit for affected vDisk Service Resource in Service Resource Minutes